From LSWiki

Class: Trade Skills
Attribute: Perception
Pedagogy: Intellectual
Practitioner Term: Appraiser

The ability to accurately estimate the value of items.  Being knowledgeable about the kind of item being appraised -- knowing
weapon lore when examining a weapon, gem lore when examining a gem, and so on -- is a significant aid in the use of this
skill.

Development Information: The appraisal skill was created by Chaos and is maintained by Lost Souls; the source code was last updated
Sun Jul 12 19:29:55 2009.

Notes

Trainers

Trainers:
Gurbodax: Akurch, Urleka
Losthaven: Gredius
Sanctuary: Krassus
Temple of Discordia: Shylock
Association required:
Guild required:
Ordo Ignis Aeternis: Thalos
Quest required:
Kolond: Gwalin